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Table 5 Changes of clinical scores between the Groups

From: Radiographic and clinical evidence: osteoarthritic knee can change surgical result for lumbar degenerative disease patient undergone surgery for 3-year follow-up: a retrospective comparative clinical study

  Group I Group II Comparison
  Value
mean ± SD
p Preop vs
Ultimate PO
Value
mean ± SD
p Preop vs
Ultimate PO
p Group I vs II
ODI score (100%)
 Preop 47.1 ± 21.5   45.0 ± 22.6   0.501
 Ultimate PO 21.5 ± 13.1 < 0.001* 32.9 ± 12.2 0.011* < 0.001*
 Ultimate PO-Preop −25.6 ± 13.7   −12.1 ± 11.6   < 0.001*
SRS total score (100%)
 Preop 50.8 ± 20.4   47.6 ± 20.8   0.245
 Ultimate PO 78.8 ± 20.4 0.005* 67.6 ± 16.4 0.268 0.111
 Ultimate PO-Preop 28 ± 25.6   20 ± 14.8   0.037*
SRS Pain (5)
 Preop 1.7 ± 0.9   1.4 ± 1.2   0.545
 Ultimate PO 3.6 ± 0.3 < 0.001* 3.1 ± 0.9 < 0.001* 0.395
 Ultimate PO-Preop 1.9 ± 0.9   1.7 ± 0.8   0.509
SRS Self-image (5)
 Preop 2.9 ± 0.8   2.8 ± 1.1   0.741
 Ultimate PO 4.2 ± 1.1 < 0.001* 3.9 ± 0.8 0.042* 0.397
 Ultimate PO-Preop 1.3 ± 0.7   1.1 ± 0.7   0.525
SRS Function (5)
 Preop 2.5 ± 0.8   2.6 ± 0.9   0.774
 Ultimate PO 3.9 ± 1.0 < 0.001* 3.3 ± 0.7 0.044* 0.123
Ultimate PO - Pre-op 1.4 ± 0.7   0.7 ± 0.6   0.016*
SRS Satisfaction (5)
 Preop 2.6 ± 1.5   2.4 ± 1.1   0.622
 Ultimate PO 4.2 ± 1.7 < 0.001* 3.0 ± 1.1 0.161 < 0.001*
 Ultimate PO-Preop 1.6 ± 2.8   0.6 ± 1.0   < 0.001*
SRS Mental health (5)
 Preop 3 ± 1.1   2.7 ± 0.9   0.391
 Ultimate PO 3.8 ± 1.0 0.221 3.6 ± 0.6 0.391 0.624
 Ultimate PO-Preop 0.8 ± 1.3   0.9 ± 0.6   0.777
  1. * Statistically significant if p < 0.05 in student t test
  2. Preop Preoperative, PO Postoperative follow-up, SD Standard deviation, ODI Oswestry disability index questionnaire, SRS Scoliosis Research Society-22 questionnaire